[REN-BGP-stats-all] Global R&E Routing Table Report - MARWAN R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Sat Jul 3 18:00:40 UTC 2021
Global R&E Routing Table Report 18:00 GMT Sat 03 Jul, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/MARWAN/
Analysis Summary
----------------
BGP routing table entries examined: 14456
Prefixes after maximum aggregation (per Origin AS): 8582
Deaggregation factor: 1.68
Unique aggregates announced (without unneeded subnets): 9580
Total ASes present in the Internet Routing Table: 2176
Prefixes per ASN: 6.64
Origin-only ASes present in the Internet Routing Table: 1878
Origin ASes announcing only one prefix: 894
Transit ASes present in the Internet Routing Table: 298
Transit-only ASes present in the Internet Routing Table: 33
Average AS path length visible in the Internet Routing Table: 5.5
Max AS path length visible: 15
Max AS path prepend of ASN ( 5474) 11
Prefixes from unregistered ASNs in the Routing Table: 7
Number of instances of unregistered ASNs: 7
Number of 32-bit ASNs allocated by the RIRs: 36530
Number of 32-bit ASNs visible in the Routing Table: 460
Prefixes from 32-bit ASNs in the Routing Table: 1338
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 1
Number of addresses announced to Internet: 177857088
Equivalent to 10 /8s, 153 /16s and 226 /24s
Percentage of available address space announced: 4.8
Percentage of allocated address space announced: 4.8
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 1542
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 3884
Total APNIC prefixes after maximum aggregation: 2067
APNIC Deaggregation factor: 1.88
Prefixes being announced from the APNIC address blocks: 3886
Unique aggregates announced from the APNIC address blocks: 2285
APNIC Region origin ASes present in the Internet Routing Table: 453
APNIC Prefixes per ASN: 8.58
APNIC Region origin ASes announcing only one prefix: 196
APNIC Region transit ASes present in the Internet Routing Table: 47
Average APNIC Region AS path length visible: 5.1
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 164
Number of APNIC addresses announced to Internet: 45087584
Equivalent to 2 /8s, 175 /16s and 251 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-147769
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 5589
Total ARIN prefixes after maximum aggregation: 3357
ARIN Deaggregation factor: 1.66
Prefixes being announced from the ARIN address blocks: 5594
Unique aggregates announced from the ARIN address blocks: 3833
ARIN Region origin ASes present in the Internet Routing Table: 874
ARIN Prefixes per ASN: 6.40
ARIN Region origin ASes announcing only one prefix: 319
ARIN Region transit ASes present in the Internet Routing Table: 114
Average ARIN Region AS path length visible: 6.0
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 103
Number of ARIN addresses announced to Internet: 71353088
Equivalent to 4 /8s, 64 /16s and 195 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 3141
Total RIPE prefixes after maximum aggregation: 2518
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3142
Unique aggregates announced from the RIPE address blocks: 2596
RIPE Region origin ASes present in the Internet Routing Table: 633
RIPE Prefixes per ASN: 4.96
RIPE Region origin ASes announcing only one prefix: 306
RIPE Region transit ASes present in the Internet Routing Table: 98
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 118
Number of RIPE addresses announced to Internet: 56073344
Equivalent to 3 /8s, 87 /16s and 156 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 959
Total LACNIC prefixes after maximum aggregation: 446
LACNIC Deaggregation factor: 2.15
Prefixes being announced from the LACNIC address blocks: 957
Unique aggregates announced from the LACNIC address blocks: 564
LACNIC Region origin ASes present in the Internet Routing Table: 133
LACNIC Prefixes per ASN: 7.20
LACNIC Region origin ASes announcing only one prefix: 52
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 6.2
Max LACNIC Region AS path length visible: 14
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 51
Number of LACNIC addresses announced to Internet: 2690144
Equivalent to 0 /8s, 41 /16s and 12 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 876
Total AfriNIC prefixes after maximum aggregation: 188
AfriNIC Deaggregation factor: 4.66
Prefixes being announced from the AfriNIC address blocks: 875
Unique aggregates announced from the AfriNIC address blocks: 301
AfriNIC Region origin ASes present in the Internet Routing Table: 47
AfriNIC Prefixes per ASN: 18.62
AfriNIC Region origin ASes announcing only one prefix: 21
AfriNIC Region transit ASes present in the Internet Routing Table: 11
Average AfriNIC Region AS path length visible: 5.6
Max AfriNIC Region AS path length visible: 10
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 24
Number of AfriNIC addresses announced to Internet: 2648832
Equivalent to 0 /8s, 40 /16s and 107 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 618 2155 455 SINET-AS Research Organization of Infor
7497 422 209 20 CSTNET-AS-AP Computer Network Informati
1237 192 75 137 KREONET-AS-KR KISTI, KR
7575 181 331 127 AARNET-AS-AP Australian Academic and Re
58647 176 18 2 KAGAWAU-AS Kagawa University, JP
4538 169 4192 72 ERX-CERNET-BKB China Education and Rese
55824 128 19 22 NKN-CORE-NW NKN Core Network, IN
2697 55 3 31 ERX-ERNET-AS Education and Research Net
1659 54 1450 34 ERX-TANET-ASN1 Taiwan Academic Network
132524 48 9 11 TIFR-AS Tata Institute of Fundamental R
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
376 230 180 154 RISQ-AS, CA
5786 174 16 1 UPRENET, PR
2152 155 507 87 CSUNET-NW, US
18558 137 18 4 NETBLK-RCOEK, US
270 117 297 87 AS270, US
2920 112 34 6 LACOE, US
21976 86 51 18 NJEDGE-NET, US
1736 80 16 1 MU-AS, US
22742 66 51 32 CT-EDU-NET, US
3477 65 70 38 NOAA-NWAVE, US
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 273 1996 235 DFN Verein zur Foerderung eines Deutsch
786 187 1787 185 JANET Jisc Services Limited, GB
8895 173 24 4 ISU Internet Services Unit ISU, SA
559 116 550 107 SWITCH Peering requests: peering at switch
1103 95 1520 84 SURFNET-NL SURFnet, The Netherlands, NL
137 82 677 77 ASGARR Consortium GARR, IT
2200 66 647 61 FR-RENATER Reseau National de telecommu
2614 62 32 59 ROEDUNET, RO
1930 56 82 51 RCCN Fundacao para a Ciencia e a Tecnol
1653 52 151 49 SUNET SUNET Swedish University Network,
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 118 116 48 Associacao Rede Nacional de Ensino e Pe
11340 94 24 54 Red Universitaria Nacional, CL
1251 65 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 51 53 33 Fundacao Carlos Chagas Filho de Amparo
4270 43 16 1 Red de Interconexion Universitaria, AR
61468 41 3 15 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
263282 37 5 12 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA
20191 31 16 1 Pontificia Universidad Catolica de Chil
28571 27 26 15 UNIVERSIDADE DE SAO PAULO, BR
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 321 319 72 TENET-1, ZA
327687 135 28 3 RENU, UG
36914 99 82 3 KENET-AS, KE
2561 74 5 34 EUN, EG
8094 55 48 4 PUKNET, ZA
327700 38 16 1 MoRENet, MZ
37215 30 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37501 11 49 6 UOFS, ZA
37182 10 8 1 TERNET, TZ
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 618 2155 455 SINET-AS Research Organization of Infor
7497 422 209 20 CSTNET-AS-AP Computer Network Informati
2018 321 319 72 TENET-1, ZA
680 273 1996 235 DFN Verein zur Foerderung eines Deutsch
376 230 180 154 RISQ-AS, CA
1237 192 75 137 KREONET-AS-KR KISTI, KR
786 187 1787 185 JANET Jisc Services Limited, GB
7575 181 331 127 AARNET-AS-AP Australian Academic and Re
58647 176 18 2 KAGAWAU-AS Kagawa University, JP
5786 174 16 1 UPRENET, PR
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 422 402 CSTNET-AS-AP Computer Network Information Cente
2018 321 249 TENET-1, ZA
58647 176 174 KAGAWAU-AS Kagawa University, JP
5786 174 173 UPRENET, PR
8895 173 169 ISU Internet Services Unit ISU, SA
18558 137 133 NETBLK-RCOEK, US
327687 135 132 RENU, UG
55824 128 106 NKN-CORE-NW NKN Core Network, IN
2920 112 106 LACOE, US
4538 169 97 ERX-CERNET-BKB China Education and Research Net
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
36843 UNALLOCATED 64.56.80.0/23 11096 FLORIDANET, US
36843 UNALLOCATED 108.59.20.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 131.91.183.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 146.201.218.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 146.201.219.0/24 11096 FLORIDANET, US
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
328439 UNALLOCATED 164.160.240.0/20 327992 GHANAIAN-ACADEMIC-AND-RESEAR
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/0 36884 MAROCCONNECT, MA
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-dsua
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
164.160.240.0/20 Origin: 328439 UNASSIGNED
Transit: 327992 GHANAIAN-ACADEMIC-AND-RESEARCH-NETWORK,
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:2 /11:1 /12:10
/13:19 /14:35 /15:103 /16:1688 /17:275 /18:305
/19:455 /20:678 /21:720 /22:1131 /23:1188 /24:7657
/25:79 /26:58 /27:50 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8895 168 173 ISU Internet Services Unit ISU, SA
36914 86 99 KENET-AS, KE
23024 53 56 OCDE, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
327700 32 38 MoRENet, MZ
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
25977 29 32 HCCS, US
200521 28 44 SEAP-AGE, ES
27884 25 25 CABLECOLOR S.A., HN
1916 24 118 Associacao Rede Nacional de Ensino e Pesquisa,
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 5:15 8:2 12:1 14:84 23:1
24:2 31:1 37:6 38:5 41:141 42:9
44:4 45:36 46:6 49:10 58:4 59:10
60:4 61:3 62:6 63:4 64:13 66:6
67:41 68:1 69:14 72:11 74:12 76:9
77:7 78:3 79:10 80:13 81:29 82:3
83:7 84:3 85:29 86:9 87:1 88:1
89:10 91:45 93:11 94:2 95:3 96:5
101:3 102:8 103:209 104:5 106:1 108:4
109:8 110:3 111:16 112:4 114:21 116:4
117:14 118:17 119:18 121:27 122:8 123:8
124:40 128:66 129:30 130:82 131:86 132:53
133:137 134:84 136:164 137:123 138:14 139:4
140:34 141:2 142:40 143:34 144:27 146:121
147:30 148:7 149:12 150:19 151:4 152:64
153:6 154:24 155:33 156:64 157:25 158:41
159:114 160:26 161:16 162:11 163:59 164:36
165:16 167:16 168:99 169:9 170:40 172:2
173:1 175:20 176:8 177:6 178:1 179:11
180:21 182:5 184:7 185:35 186:2 187:17
188:13 190:70 191:27 192:1205 193:220 194:109
195:83 196:168 197:4 198:336 199:189 200:151
201:22 202:380 203:283 204:309 205:148 206:138
207:135 208:45 209:91 210:175 211:2 212:168
213:4 216:47 217:16 218:5 219:13 220:15
222:4 223:2
End of report
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